Description
PCB 123 is a polychlorinated biphenyl congener standard prepared at 500 µg/ml in isooctane for gas chromatography and environmental residue analysis. As a ROTI®Star reference solution it supports calibration curves, spike recovery checks and ongoing quality control in laboratories monitoring PCB contamination. The isooctane matrix confers a density of 0,69 g/cm³, a flash point of -12 °C and a boiling point of 99,2 °C, and the preparation is linked to UN number 1262. At 500 µg/ml the concentration is convenient for preparing working standards across typical GC calibration ranges used in multi-congener methods. Supplied as 1 ml in glass, the pack size fits routine analytical benches and helps control stock of flammable solvent-based reagents. Typical use cases include environmental analysis programmes and chromatography laboratories that require a clearly identified PCB 123 solution. This standard is available from manufacturer Carl ROTH in the ROTI®Star portfolio for professional analytical applications.
This article is part of Chromatography standards (GC, HPLC, pesticides), in Analytical standards & reference materials.
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Questions about PCB 123, 500 µg/ml in isooctane, 1 ml, glass
What is this article?
PCB 123, 500 µg/ml in isooctane, 1 ml, glass is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in Chromatography standards (GC, HPLC, pesticides), inside Analytical standards & reference materials, in Lab chemicals.
A chromatography standard is the substance, or the mix, injected so a peak can be named and quantified. Pesticide mixes, residual-solvent mixes and single-compound standards are different articles. The concentration and the solvent are the specification. The solvent has to be one the method may contain.
A reference material is the article against which another result is compared. Its value is stated, and the uncertainty of that value is part of the product. An ICP or ion standard is a solution of known concentration. A volumetric standard is for titration. A chromatography standard is the peak you match. The grade names, including pharmacopoeia and ASTM, say which impurities were limited. Identity is checked on PubChem. Names follow IUPAC. Medicinal grades follow the European Pharmacopoeia and USP.
Which category should I open next?
The category is Analytical standards & reference materials. The sub-category is Chromatography standards (GC, HPLC, pesticides). The catalogue is Lab chemicals.
Shelves beside this one are ICP, AAS & ion standards, Reference substances & reagents (other), Volumetric standard solutions (titration), Reagents for analysis (Ph. Eur., ASTM, DIN), Spectroscopy & physical property standards and Indicators & indicator solutions.
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